Automated Action 545563e776 Implement comprehensive real-time chat API with NestJS
- Complete NestJS TypeScript implementation with WebSocket support
- Direct messaging (DM) and group chat functionality
- End-to-end encryption with AES encryption and key pairs
- Media file support (images, videos, audio, documents) up to 100MB
- Push notifications with Firebase Cloud Messaging integration
- Mention alerts and real-time typing indicators
- User authentication with JWT and Passport
- SQLite database with TypeORM entities and relationships
- Comprehensive API documentation with Swagger/OpenAPI
- File upload handling with secure access control
- Online/offline status tracking and presence management
- Message editing, deletion, and reply functionality
- Notification management with automatic cleanup
- Health check endpoint for monitoring
- CORS configuration for cross-origin requests
- Environment-based configuration management
- Structured for Flutter SDK integration

Features implemented:
 Real-time messaging with Socket.IO
 User registration and authentication
 Direct messages and group chats
 Media file uploads and management
 End-to-end encryption
 Push notifications
 Mention alerts
 Typing indicators
 Message read receipts
 Online status tracking
 File access control
 Comprehensive API documentation

Ready for Flutter SDK development and production deployment.
2025-06-21 17:13:05 +00:00

83 lines
2.4 KiB
JavaScript

/*!
* negotiator
* Copyright(c) 2012 Federico Romero
* Copyright(c) 2012-2014 Isaac Z. Schlueter
* Copyright(c) 2015 Douglas Christopher Wilson
* MIT Licensed
*/
'use strict';
var preferredCharsets = require('./lib/charset')
var preferredEncodings = require('./lib/encoding')
var preferredLanguages = require('./lib/language')
var preferredMediaTypes = require('./lib/mediaType')
/**
* Module exports.
* @public
*/
module.exports = Negotiator;
module.exports.Negotiator = Negotiator;
/**
* Create a Negotiator instance from a request.
* @param {object} request
* @public
*/
function Negotiator(request) {
if (!(this instanceof Negotiator)) {
return new Negotiator(request);
}
this.request = request;
}
Negotiator.prototype.charset = function charset(available) {
var set = this.charsets(available);
return set && set[0];
};
Negotiator.prototype.charsets = function charsets(available) {
return preferredCharsets(this.request.headers['accept-charset'], available);
};
Negotiator.prototype.encoding = function encoding(available) {
var set = this.encodings(available);
return set && set[0];
};
Negotiator.prototype.encodings = function encodings(available) {
return preferredEncodings(this.request.headers['accept-encoding'], available);
};
Negotiator.prototype.language = function language(available) {
var set = this.languages(available);
return set && set[0];
};
Negotiator.prototype.languages = function languages(available) {
return preferredLanguages(this.request.headers['accept-language'], available);
};
Negotiator.prototype.mediaType = function mediaType(available) {
var set = this.mediaTypes(available);
return set && set[0];
};
Negotiator.prototype.mediaTypes = function mediaTypes(available) {
return preferredMediaTypes(this.request.headers.accept, available);
};
// Backwards compatibility
Negotiator.prototype.preferredCharset = Negotiator.prototype.charset;
Negotiator.prototype.preferredCharsets = Negotiator.prototype.charsets;
Negotiator.prototype.preferredEncoding = Negotiator.prototype.encoding;
Negotiator.prototype.preferredEncodings = Negotiator.prototype.encodings;
Negotiator.prototype.preferredLanguage = Negotiator.prototype.language;
Negotiator.prototype.preferredLanguages = Negotiator.prototype.languages;
Negotiator.prototype.preferredMediaType = Negotiator.prototype.mediaType;
Negotiator.prototype.preferredMediaTypes = Negotiator.prototype.mediaTypes;